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The United Nation’s weather agency has confirmed that 2012 was the ninth warmest year since record keeping began in 1850, and the 27th consecutive year that global land and ocean temperatures were above average. Last year exceeded the global average temperature of 58 degrees Fahrenheit despite the cooling influence of a La Nina weather pattern, according to the World Meteorological Organization’s annual climate report. A La Niña year happens when Pacific Ocean surface water temperatures north and south of the equator are colder than average. An El Niño year is the opposite, when the water temperatures are higher than normal, making for wetter winters....